Implemented fix for Dynalon#27

.gitignore

@@ -18,3 +18,4 @@ packages/
 /.vs/JsonConfig/v15/sqlite3
 /.vs/JsonConfig/v15/Server/sqlite3
 /.tmp/Nuke.MSBuildLocator
+/.vs/JsonConfig

JsonConfig.sln

@@ -7,6 +7,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JsonConfig", "JsonConfig\Js
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JsonConfig.Tests", "JsonConfig.Tests\JsonConfig.Tests.csproj", "{402F5791-B95A-4226-A3B1-5961B24AED2D}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestApp", "TestApp\TestApp.csproj", "{582166F9-F35C-47F9-AC6B-A408635BA076}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -40,6 +42,18 @@ Global
 		{402F5791-B95A-4226-A3B1-5961B24AED2D}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{402F5791-B95A-4226-A3B1-5961B24AED2D}.Release|x86.ActiveCfg = Release|Any CPU
 		{402F5791-B95A-4226-A3B1-5961B24AED2D}.Release|x86.Build.0 = Release|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Debug|x86.Build.0 = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Default|Any CPU.ActiveCfg = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Default|Any CPU.Build.0 = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Default|x86.ActiveCfg = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Default|x86.Build.0 = Debug|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Release|Any CPU.Build.0 = Release|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Release|x86.ActiveCfg = Release|Any CPU
+		{582166F9-F35C-47F9-AC6B-A408635BA076}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

JsonConfig/Extensions/StringExtensions.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Linq;
+
+namespace JsonConfig.Extensions
+{
+    public static class StringExtensions
+    {
+        public static string FirstCharToUpper(this string input)
+        {
+            return input switch
+            {
+                null => throw new ArgumentNullException(nameof(input)),
+                "" => throw new ArgumentException($"{nameof(input)} cannot be empty", nameof(input)),
+                _ => input.First().ToString().ToUpper() + input.Substring(1)
+            };
+        }
+    }
+}

JsonConfig/JsonConfig.csproj

@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>netstandard2.1</TargetFramework>
+    <LangVersion>8.0</LangVersion>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
   <PropertyGroup>

JsonConfig/JsonNetAdapter.cs

@@ -3,6 +3,7 @@
 using System.Collections.Generic;
 using System.Dynamic;
 using System.Linq;
+using JsonConfig.Extensions;
 
 namespace JsonConfig
 {
@@ -15,7 +16,7 @@ public static ExpandoObject Transform(ExpandoObject data)
             var edict = (IDictionary<string, object>) newExpando;
 
             foreach (var kvp in data)
-                edict[kvp.Key] = TransformByType(kvp.Value);
+                edict[kvp.Key.FirstCharToUpper()] = TransformByType(kvp.Value);
 
             return newExpando;
         }

TestApp/Program.cs

@@ -0,0 +1,17 @@
+using System;
+using JsonConfig;
+
+namespace TestApp
+{
+    /// <summary>
+    ///     This is here because the NUnit project is legacy and broken at the moment :(
+    /// </summary>
+
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine(Config.Global.Foo);
+        }
+    }
+}

TestApp/TestApp.csproj

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\JsonConfig\JsonConfig.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="settings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

TestApp/settings.json

@@ -0,0 +1,3 @@
+{
+  "foo": "bar"  
+}